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  1// SPDX-License-Identifier: GPL-2.0-or-later
  2/* SPDX-FileCopyrightText: Alexander Shiyan, <shc_work@mail.ru> */
  3
  4/* Based on code by myc_c335x.dts, MYiRtech.com */
  5/* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ */
  6
  7/dts-v1/;
  8
  9#include "am33xx.dtsi"
 10
 11#include <dt-bindings/interrupt-controller/irq.h>
 12#include <dt-bindings/leds/common.h>
 13
 14/ {
 15	model = "MYIR MYC-AM335X";
 16	compatible = "myir,myc-am335x", "ti,am33xx";
 17
 18	cpus {
 19		cpu@0 {
 20			cpu0-supply = <&vdd_core>;
 21			voltage-tolerance = <2>;
 22		};
 23	};
 24
 25	memory@80000000 {
 26		device_type = "memory";
 27		reg = <0x80000000 0x10000000>;
 28	};
 29
 30	vdd_mod: vdd_mod_reg {
 31		compatible = "regulator-fixed";
 32		regulator-name = "vdd-mod";
 33		regulator-always-on;
 34		regulator-boot-on;
 35	};
 36
 37	vdd_core: vdd_core_reg {
 38		compatible = "regulator-fixed";
 39		regulator-name = "vdd-core";
 40		regulator-always-on;
 41		regulator-boot-on;
 42		vin-supply = <&vdd_mod>;
 43	};
 44
 45	leds: leds {
 46		compatible = "gpio-leds";
 47		pinctrl-names = "default";
 48		pinctrl-0 = <&led_mod_pins>;
 49
 50		led_mod: led_mod {
 51			label = "module:user";
 52			gpios = <&gpio3 18 GPIO_ACTIVE_LOW>;
 53			color = <LED_COLOR_ID_GREEN>;
 54			default-state = "off";
 55			panic-indicator;
 56		};
 57	};
 58};
 59
 60&cpsw_emac0 {
 61	phy-handle = <&phy0>;
 62	phy-mode = "rgmii-id";
 63};
 64
 65&davinci_mdio {
 66	pinctrl-names = "default", "sleep";
 67	pinctrl-0 = <&mdio_pins_default>;
 68	pinctrl-1 = <&mdio_pins_sleep>;
 69	status = "okay";
 70
 71	phy0: ethernet-phy@4 {
 72		reg = <4>;
 73	};
 74};
 75
 76&elm {
 77	status = "okay";
 78};
 79
 80&gpmc {
 81	pinctrl-names = "default", "sleep";
 82	pinctrl-0 = <&nand_pins_default>;
 83	pinctrl-1 = <&nand_pins_sleep>;
 84	ranges = <0 0 0x8000000 0x1000000>;
 85	status = "okay";
 86
 87	nand0: nand@0,0 {
 88		compatible = "ti,omap2-nand";
 89		reg = <0 0 4>;
 90		interrupt-parent = <&gpmc>;
 91		interrupts = <0 IRQ_TYPE_NONE>, <1 IRQ_TYPE_NONE>;
 92		nand-bus-width = <8>;
 93		rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>;
 94		gpmc,device-width = <1>;
 95		gpmc,sync-clk-ps = <0>;
 96		gpmc,cs-on-ns = <0>;
 97		gpmc,cs-rd-off-ns = <44>;
 98		gpmc,cs-wr-off-ns = <44>;
 99		gpmc,adv-on-ns = <6>;
100		gpmc,adv-rd-off-ns = <34>;
101		gpmc,adv-wr-off-ns = <44>;
102		gpmc,we-on-ns = <0>;
103		gpmc,we-off-ns = <40>;
104		gpmc,oe-on-ns = <0>;
105		gpmc,oe-off-ns = <54>;
106		gpmc,access-ns = <64>;
107		gpmc,rd-cycle-ns = <82>;
108		gpmc,wr-cycle-ns = <82>;
109		gpmc,bus-turnaround-ns = <0>;
110		gpmc,cycle2cycle-delay-ns = <0>;
111		gpmc,clk-activation-ns = <0>;
112		gpmc,wr-access-ns = <40>;
113		gpmc,wr-data-mux-bus-ns = <0>;
114		ti,elm-id = <&elm>;
115		ti,nand-ecc-opt = "bch8";
116
117		#address-cells = <1>;
118		#size-cells = <1>;
119	};
120};
121
122&i2c0 {
123	pinctrl-names = "default", "gpio", "sleep";
124	pinctrl-0 = <&i2c0_pins_default>;
125	pinctrl-1 = <&i2c0_pins_gpio>;
126	pinctrl-2 = <&i2c0_pins_sleep>;
127	clock-frequency = <400000>;
128	scl-gpios = <&gpio3 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
129	sda-gpios = <&gpio3 5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
130	status = "okay";
131
132	eeprom: eeprom@50 {
133		compatible = "atmel,24c32";
134		reg = <0x50>;
135		pagesize = <32>;
136		vcc-supply = <&vdd_mod>;
137	};
138};
139
140&mac {
141	pinctrl-names = "default", "sleep";
142	pinctrl-0 = <&eth_slave1_pins_default>;
143	pinctrl-1 = <&eth_slave1_pins_sleep>;
144	slaves = <1>;
145	status = "okay";
146};
147
148&rtc {
149	system-power-controller;
150};
151
152&am33xx_pinmux {
153	mdio_pins_default: pinmux_mdio_pins_default {
154		pinctrl-single,pins = <
155			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)	/* mdio_data */
156			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)			/* mdio_clk */
157		>;
158	};
159
160	mdio_pins_sleep: pinmux_mdio_pins_sleep {
161		pinctrl-single,pins = <
162			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7)
163			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7)
164		>;
165	};
166
167	eth_slave1_pins_default: pinmux_eth_slave1_pins_default {
168		pinctrl-single,pins = <
169			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_tctl */
170			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_rctl */
171			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_td3 */
172			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_td2 */
173			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_td1 */
174			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_td0 */
175			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_tclk */
176			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_rclk */
177			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_rd3 */
178			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_rd2 */
179			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_rd1 */
180			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE2)		/* rgmii1_rd0 */
181		>;
182	};
183
184	eth_slave1_pins_sleep: pinmux_eth_slave1_pins_sleep {
185		pinctrl-single,pins = <
186			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
187			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7)
188			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
189			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
190			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
191			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
192			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
193			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
194			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
195			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
196			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
197			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
198		>;
199	};
200
201	i2c0_pins_default: pinmux_i2c0_pins_default {
202		pinctrl-single,pins = <
203			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT | SLEWCTRL_FAST, MUX_MODE0)	/* I2C0_SDA */
204			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT | SLEWCTRL_FAST, MUX_MODE0)	/* I2C0_SCL */
205		>;
206	};
207
208	i2c0_pins_gpio: pinmux_i2c0_pins_gpio {
209		pinctrl-single,pins = <
210			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT, MUX_MODE7)			/* gpio3[5] */
211			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT, MUX_MODE7)			/* gpio3[6] */
212		>;
213	};
214
215	i2c0_pins_sleep: pinmux_i2c0_pins_sleep {
216		pinctrl-single,pins = <
217			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLDOWN, MUX_MODE7)
218			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLDOWN, MUX_MODE7)
219		>;
220	};
221
222	led_mod_pins: pinmux_led_mod_pins {
223		pinctrl-single,pins = <
224			AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE7)		/* gpio3[18] */
225		>;
226	};
227
228	nand_pins_default: pinmux_nand_pins_default {
229		pinctrl-single,pins = <
230			AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad0 */
231			AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad1 */
232			AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad2 */
233			AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad3 */
234			AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad4 */
235			AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad5 */
236			AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad6 */
237			AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_ad7 */
238			AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE0)		/* gpmc_wait0 */
239			AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT_PULLUP, MUX_MODE7)		/* gpio0[31] */
240			AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT, MUX_MODE0)			/* gpmc_csn0 */
241			AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE0)			/* gpmc_advn_ale */
242			AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT, MUX_MODE0)			/* gpmc_oen_ren */
243			AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE0)			/* gpmc_wen */
244			AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE0)			/* gpmc_be0n_cle */
245		>;
246	};
247
248	nand_pins_sleep: pinmux_nand_pins_sleep {
249		pinctrl-single,pins = <
250			AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
251			AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
252			AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
253			AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
254			AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLDOWN, MUX_MODE7)
255			AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLDOWN, MUX_MODE7)
256			AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLDOWN, MUX_MODE7)
257			AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLDOWN, MUX_MODE7)
258			AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLDOWN, MUX_MODE7)
259			AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT_PULLDOWN, MUX_MODE7)
260			AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_INPUT_PULLDOWN, MUX_MODE7)
261			AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_INPUT_PULLDOWN, MUX_MODE7)
262			AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_INPUT_PULLDOWN, MUX_MODE7)
263			AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT_PULLDOWN, MUX_MODE7)
264			AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_INPUT_PULLDOWN, MUX_MODE7)
265		>;
266	};
267};